COWI is a multidisciplinary independent consulting company operating world-wide within all principal fields of engineering and related sciences.
COWI has a total of 3400 employees, of which 2000 are based in Denmark. 1400 are based in subsidiaries and project offices around the world. The turn-over amounts to 356 million euros.  
Complex, multidisciplinary projects are planned and implemented according to an integrated approach, which involves traditional engineering services as well as energy and environmental science, economy, sociology, training and transfer of technology. COWI has specialised knowledge within innovative energy systems, Eco-management and large-scale projects. With status as independent consultant (and a member of FIDIC), COWI must retain absolute independence of contractors, manufacturers and suppliers.
COWI is among the leading consultants in Northern Europe within sustainable energy solutions combining energy efficiency and renewable energy technologies offering a comprehensive range of services in all aspects of tailored energy concepts. COWI has operated the EC energy centres.

COWI is a company (service provider) in energy efficiency and ICT solutions able to maintain the services and with commercial interest in the developed solutions. They are already providers of public partners capable of continuing offering the services after the end of the pilots. En each city, for each pilot and replication, there are a tandem of public partners and service providers, in this case COWI will collaborate with Viborg Municipality in Denmark.